Setup docker build

dockerfile

@@ -0,0 +1,50 @@
+# syntax=docker/dockerfile:1
+
+FROM node:18.14.2-alpine3.17 AS node-modules
+WORKDIR /app
+COPY package.json package-lock.json /app/
+RUN npm clean-install --no-audit
+
+FROM sbtscala/scala-sbt:eclipse-temurin-focal-17.0.5_8_1.8.2_3.2.1 AS build-frontend-step
+WORKDIR /app
+RUN mkdir build
+COPY build.sbt build.sbt
+COPY .scalafmt.conf .scalafmt.conf
+COPY project project
+RUN sbt update
+COPY service-worker/src service-worker/src
+COPY model /app/model
+COPY frontend /app/frontend
+RUN sbt frontend/fullOptJS
+
+FROM node-modules AS build-frontend
+COPY --from=build-frontend-step /app/frontend/target/scala-3.2.1/frontend-opt.js /app/frontend/target/scala-3.2.1/frontend-opt.js
+RUN node_modules/.bin/esbuild /app/frontend/target/scala-3.2.1/frontend-opt.js --outfile=build/app.js --bundle --minify
+
+FROM sbtscala/scala-sbt:eclipse-temurin-focal-17.0.5_8_1.8.2_3.2.1 AS build-sw
+WORKDIR /app
+RUN mkdir build
+COPY build.sbt build.sbt
+COPY .scalafmt.conf .scalafmt.conf
+COPY project project
+RUN sbt update
+COPY service-worker service-worker
+RUN sbt service-worker/fullOptJS
+RUN cp service-worker/target/scala-3.2.1/service-worker-opt.js build/sw.js
+
+FROM node-modules AS build-css
+RUN mkdir build
+COPY frontend/src/main/css frontend/src/main/css
+RUN node_modules/.bin/sass frontend/src/main/css/app.sass build/app.css \
+     --no-source-map
+
+FROM busybox:1.35
+WORKDIR /app
+COPY --from=node-modules /app/node_modules/@fortawesome/fontawesome-free/webfonts build
+COPY --from=node-modules /app/node_modules/@fortawesome/fontawesome-free/svgs/solid/trash.svg build/trash.svg
+COPY frontend/src/main/static build
+COPY --from=build-sw /app/build/sw.js /app/build/sw.js
+COPY --from=build-css /app/build/app.css /app/build/app.css
+COPY --from=build-frontend /app/build/app.js /app/build/app.js
+EXPOSE 80
+CMD ["busybox", "httpd", "-f", "-v", "-h", "/app/build"]

project/plugins.sbt

@@ -3,7 +3,7 @@ addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject" % "1.2.0")
 addSbtPlugin("org.scalameta"      % "sbt-scalafmt"             % "2.5.0")
 
 // js
-addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.11.0")
+addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.12.0")
 
 // service worker
 addSbtPlugin("com.eed3si9n" % "sbt-buildinfo" % "0.11.0")